• DoorKing, Inc.

• Broan-NuTone Canada

• Broan-NuTone, LLC.

• CITEL, Inc.

• CORNELL Communications

• Checkpoint Systems, Inc.

• Compuquest, Inc.

• Concrete Products Co. of Sioux City, Inc.

• Controlled Access, Inc.

• DuPont Elastomers L.L.C.

• DuPont Packaging and Industrial Poly

• Dukane Corp.

• Dymec

• Exotic Hardwoods & Veneers

• Firetrol Protection Systems, Inc.

• Greenlee Textron Inc

• IMC Power

• Infra-Structures Inc.

• Kitchen Center, Inc.

• Molex

• Philips Communication & Secutiry Systems

• Sage Technology Solutions, Inc.

• Schlage Lock Co.

• Siemon Co.

• Simplex/Grinnell

• Telephonics Corp.

• Vandal-Proof Products

• Von Duprin Division

• Zetron